Subtract 4/16 from 15/75
15/75 - 4/16 is -1/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 16 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 75 × 16 = 1200,
15/75 = 15 × 16/75 × 16 = 240/1200 - Likewise, for the 2nd fraction, since 16 × 75 = 1200,
4/16 = 4 × 75/16 × 75 = 300/1200 - Subtract the two like fractions:
240/1200 - 300/1200 = 240 - 300/1200 = -60/1200 - After reducing the fraction, the answer is -1/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/75-4/16 15/75-8/16 15/75-4/32 45/75-4/16 15/75-12/16 15/75-4/48 15/75-20/16 15/75-4/80 15/75-28/16